CN223517208U - A dust collection system for aggregate batching area - Google Patents

Abstract

A dust collection system for aggregate batching areas includes an aggregate bin, a dust collection hood on top of the bin with an opening at the lower front, several upward-facing aggregate hoppers inside the bin with filter holes at the bottom, a dust collection chamber below the hoppers, a first dust collection device at the rear of the bin, and a second dust collection device on top of the hood. Both the first and second dust collection devices are connected to an external dust collection device. A filter plate is located in the upper part of the hood, and a water spray device is located above the front opening inside the hood. This invention can reduce the dust content in aggregates, improve the quality of finished concrete, and prevent dust from aggregates from spreading into the air.

Description

Aggregate batching regional dust collecting system

Technical Field

The utility model relates to the technical field of concrete aggregate processing equipment, in particular to a dust collection system for an aggregate batching area.

Background

In concrete, building materials and other related industries, aggregate batching is an important link in the production process. However, this step is often accompanied by the generation of a large amount of dust, which not only pollutes the production environment, but also may cause injury to the respiratory system, eyes and skin of staff, and even affect the performance and quality of building materials such as concrete. The existing aggregate bin has the feeding hole at the top, when aggregates are added into the aggregate bin, the aggregates are easy to collide with each other to generate dust, the working environment is polluted, and the traditional method for controlling the dust in the aggregate batching area mainly comprises sprinkling dust fall, cloth bag dust removal and the like. Although the dust concentration in the air can be temporarily reduced by sprinkling, the floor can be wet and slippery after long-term use, the potential safety hazard is increased, and meanwhile, the consumption of water resources is increased. Although the bag dust removal has higher dust removal efficiency, the equipment investment and maintenance cost are higher, and the collection effect on tiny dust is limited.

The Chinese patent document CN218087933U discloses a novel aggregate bin dust collecting device, which comprises an aggregate bin, wherein the top of the aggregate bin is provided with a feeding bin communicated with the inner cavity of the aggregate bin, the top of the feeding bin is provided with a feeding hole, the dust collecting bin is arranged on one side of the feeding bin and is communicated with the feeding bin, the top of the dust collecting bin is provided with a communicating chamber communicated with the dust collecting bin, the bottom of the dust collecting bin is communicated with the inner cavity of the aggregate bin, a motor is arranged at the top of the communicating chamber, an output shaft of the motor rotates to pass through the top wall of the communicating chamber and is fixedly connected with a fan blade, dust raising at the feeding hole can be avoided, the working environment is influenced, workers are prevented from sucking excessive dust, and the physical health of the workers is guaranteed. The utility model provides a dust collection system for an aggregate batching area aiming at the aggregate batching area.

Disclosure of utility model

The utility model aims to provide a dust collection system for an aggregate batching area, which can reduce the dust content in aggregate, improve the quality of finished concrete and prevent the dust in the aggregate from being diffused into the air.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides an regional dust collecting system of aggregate batching, includes the aggregate storehouse, aggregate storehouse top is equipped with dust collecting cover, dust collecting cover front side lower part is equipped with the opening, be equipped with a plurality of ascending bone hoppers of opening in the aggregate storehouse, aggregate hopper bottom is equipped with a plurality of filtration pores, be located bone hopper below in the aggregate storehouse and be equipped with the dust collecting cavity, aggregate storehouse rear side is equipped with first dust arrester installation, dust collecting cover top is equipped with second dust arrester installation, first dust arrester installation and second dust arrester installation all are connected with outside dust arrester installation, upper portion is equipped with the filter plate in the dust collecting cover, front side opening top is equipped with water jet equipment in the dust collecting cover.

As a preferable technical scheme, the width of the dust collection cover is larger than that of the aggregate bin, and the front side of the dust collection cover exceeds the front side of the aggregate bin.

As a preferable technical scheme, the pore diameter of the filter hole at the bottom of the aggregate hopper is smaller than the diameter of the aggregate particles.

As a preferred technical scheme, first dust collector includes a plurality of first dust collecting pipes, first connecting pipe and a plurality of fan, a plurality of first dust collecting pipes level sets up in the aggregate bin rear side, first dust collecting pipe and aggregate bin one-to-one, first dust collecting pipe one end and dust collection chamber intercommunication, a plurality of first dust collecting pipe other ends all communicate with first connecting pipe, first connecting pipe communicates with outside dust collector, the fan is fixed to be set up in the one end that is close to the aggregate bin in first dust collecting pipe.

As a preferred technical scheme, the second dust collecting device comprises a plurality of second dust collecting pipes, a second connecting pipe and a plurality of fans, wherein the second dust collecting pipes are vertically arranged at the top of the dust collecting cover, one ends of the second dust collecting pipes are connected with the dust collecting cover in an connecting mode, the other ends of the second dust collecting pipes are communicated with the second connecting pipe, the second connecting pipe is communicated with the external dust collecting device, and the fans are fixedly arranged at the bottom in the second dust collecting pipe.

As a preferable technical scheme, the water spraying device comprises a water pipe and a plurality of atomizing nozzles, wherein the water pipe is fixedly arranged in the dust collection cover through a pipe clamp, the water pipe is communicated with an external water source, and the water pipe is provided with the atomizing nozzles.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the two dust collection devices are arranged, so that dust in the aggregate can be collected from the upper direction and the lower direction of the aggregate hopper, and the condition that the quality of the follow-up finished concrete is affected due to excessive dust content in the aggregate is avoided.

2. According to the utility model, the dust collection cover can prevent dust in the aggregate from diffusing into the working environment of workers, and the water spraying device is arranged at the opening of the dust collection cover, so that the aggregate storage and taking is not affected, the dust can be prevented from diffusing out of the opening of the dust collection cover, and the health of the workers is ensured.

Drawings

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

wherein reference numerals are as follows:

The device comprises a 1-aggregate bin, a 2-aggregate hopper, a 3-dust collection cavity, a 4-dust collection cover, a 5-first dust collection pipe, a 6-first connection pipe, a 7-fan, an 8-filter plate, a 9-second dust collection pipe, a 10-second connection pipe, an 11-water pipe and a 12-atomization nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, if the terms "center," "upper," "lower," "inner," "outer," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the product of the application, it is merely for convenience of describing the present application and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. In the description of the present application, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Examples

As shown in fig. 1-2, the aggregate batching area dust collecting system comprises an aggregate bin 1, wherein a dust collecting cover 4 is arranged at the top of the aggregate bin 1, an opening is formed in the lower portion of the front side of the dust collecting cover 4, a plurality of aggregate hoppers 2 with upward openings are arranged in the aggregate bin 1, a plurality of filtering holes are formed in the bottoms of the aggregate hoppers 2, a dust collecting cavity 3 is arranged below the aggregate hoppers 2 in the aggregate bin 1, a first dust collecting device is arranged at the rear side of the aggregate bin 1, a second dust collecting device is arranged at the top of the dust collecting cover 4, the first dust collecting device and the second dust collecting device are both connected with an external dust collecting device, a filter plate 8 is arranged at the upper portion in the dust collecting cover 4, and a water spraying device is arranged above the opening of the front side in the dust collecting cover 4.

It is worth noting that the aggregate bin 1 is used for storing aggregate raw materials which need to be proportioned, the aggregate bin 1 is covered by the dust collecting cover 4, dust scattered in the air in the aggregate storage and taking-out process is covered, different aggregate raw materials are stored in a classified mode by the bone hopper 2, dust in the aggregate can fall into the dust collecting cavity 3 below through the filter holes at the bottom of the aggregate hopper 2, part of dust in the aggregate is collected by the dust collecting cavity 3, the dust in the dust collecting cavity 3 is collected and conveyed into the external dust collecting device by the first dust collecting device, the dust which is diffused in the dust collecting cover 4 is collected and conveyed into the external dust collecting device by the second dust collecting device, the aggregate is prevented from being sucked into the second dust collecting device by the filter plate 8, and the dust in the aggregate is prevented from being sprayed downwards from the opening of the dust collecting cover 4.

In some possible embodiments, the width of the dust collection cover 4 is larger than that of the aggregate bin 1, and the front side of the dust collection cover 4 exceeds the front side of the aggregate bin 1, so that the aggregate is prevented from being wetted when water is sprayed by a water spraying device arranged at the opening of the dust collection cover 4, the water content of the aggregate is changed, and the quality of the final concrete is affected.

In some possible embodiments, the pore size of the filter holes at the bottom of the bone hopper 2 is smaller than the diameter of the aggregate particles, so that the aggregate particles are prevented from falling into the dust collecting cavity 3.

In some possible embodiments, the first dust collecting device comprises a plurality of first dust collecting pipes, a first connecting pipe 6 and a plurality of fans 7, wherein the first dust collecting pipes are horizontally arranged on the rear side of the aggregate bin 1, the first dust collecting pipes are in one-to-one matching with the aggregate bin 1, one ends of the first dust collecting pipes are communicated with the dust collecting cavity 3, the other ends of the first dust collecting pipes are communicated with the first connecting pipe 6, the first connecting pipe 6 is communicated with the external dust collecting device, and the fans 7 are fixedly arranged at one ends, close to the aggregate bin 1, in the first dust collecting pipes. The fan 7 blows towards one end far away from the aggregate bin 1, so that air flow in the first dust collection pipe is quickened, negative pressure is formed in the first dust collection pipe, dust in the dust collection cavity 3 enters the first dust collection pipe, and then enters an external dust collection device through the first connecting pipe 6 for collection.

In some possible embodiments, the second dust collecting device comprises a plurality of second dust collecting pipes, a second connecting pipe 10 and a plurality of fans 7, wherein the second dust collecting pipes are vertically arranged at the top of the dust collecting cover 4, one ends of the second dust collecting pipes are communicated with the dust collecting cover 4, the other ends of the second dust collecting pipes are communicated with the second connecting pipe 10, the second connecting pipe 10 is communicated with the external dust collecting device, and the fans 7 are fixedly arranged at the bottom in the second dust collecting pipes. The fan 7 blows air towards one end far away from the dust collection cover 4 to accelerate the air flow in the second dust collection pipe, so that negative pressure is formed in the second dust collection pipe, dust in the dust collection cover 4 enters the second dust collection pipe, and then enters an external dust collection device through the second connecting pipe 10 to be collected.

In some possible embodiments, the water spraying device comprises a water pipe 11 and a plurality of atomizing nozzles 12, the water pipe 11 is fixedly arranged in the dust collection cover 4 through a pipe clamp, the water pipe 11 is communicated with an external water source, and the water pipe 11 is provided with the plurality of atomizing nozzles 12. The water mist sprayed by the atomizing nozzle 12 can cover the opening of the dust collection cover 4, so that dust in the dust collection cover 4 is prevented from being diffused into an external working environment.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art. Thus, various embodiments of the present disclosure have been described in detail. In order to avoid obscuring the concepts of the present disclosure, some details known in the art are not described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description. The scope of the present disclosure is defined by the appended claims.

Claims (6)

1. A dust collection system for an aggregate batching area, comprising an aggregate bin (1), characterized in that a dust collection hood (4) is provided on the top of the aggregate bin (1), an opening is provided on the lower front side of the dust collection hood (4), a plurality of aggregate hoppers (2) with upward openings are provided inside the aggregate bin (1), a plurality of filter holes are provided at the bottom of the aggregate hoppers (2), a dust collection chamber (3) is provided inside the aggregate bin (1) below the aggregate hoppers (2), a first dust collection device is provided on the rear side of the aggregate bin (1), a second dust collection device is provided on the top of the dust collection hood (4), both the first dust collection device and the second dust collection device are connected to an external dust collection device, a filter plate (8) is provided in the upper part of the dust collection hood (4), and a water spray device is provided above the front opening inside the dust collection hood (4). 2. The aggregate batching area dust collection system according to claim 1, characterized in that the width of the dust collection hood (4) is greater than the width of the aggregate bin (1), and the front side of the dust collection hood (4) extends beyond the front side of the aggregate bin (1). 3. The aggregate batching area dust collection system according to claim 1, characterized in that the filter hole diameter at the bottom of the aggregate hopper (2) is smaller than the aggregate particle diameter. 4. A dust collection system for aggregate batching area according to claim 1, characterized in that the first dust collection device includes a plurality of first dust collection pipes, a first connecting pipe (6) and a plurality of fans (7), the plurality of first dust collection pipes are horizontally arranged on the rear side of the aggregate bin (1), the first dust collection pipes are matched one-to-one with the aggregate bin (1), one end of the first dust collection pipe is connected to the dust collection chamber (3), the other end of the plurality of first dust collection pipes is connected to the first connecting pipe (6), the first connecting pipe (6) is connected to an external dust collection device, and the fan (7) is fixedly arranged inside the first dust collection pipe at one end near the aggregate bin (1). 5. A dust collection system for aggregate batching area according to claim 1, characterized in that the second dust collection device includes a plurality of second dust collection pipes, a second connecting pipe (10) and a plurality of fans (7), the plurality of second dust collection pipes are vertically arranged on the top of the dust collection hood (4), one end of the second dust collection pipe is connected to the inside of the dust collection hood (4), the other end of the plurality of second dust collection pipes is connected to the second connecting pipe (10), the second connecting pipe (10) is connected to an external dust collection device, and the fans (7) are fixedly arranged at the bottom inside the second dust collection pipes. 6. A dust collection system for aggregate batching area according to claim 1, characterized in that the water spraying device includes a water pipe (11) and a plurality of atomizing nozzles (12), the water pipe (11) is fixedly installed in the dust collection hood (4) by pipe clamps, the water pipe (11) is connected to an external water source, and a plurality of atomizing nozzles (12) are provided on the water pipe (11).